.scan-index .main {
  position: fixed;
  top: 0;
  bottom: 0;
  right: 0;
  left: 0;
  background-color: rgba(0, 0, 0, 0.4);
}
.scan-index .main .header {
  height: 44px;
  line-height: 44px;
  padding-left: 20px;
}
.scan-index .main .header i {
  font-size: 22px;
}
.scan-index .main .content .sao {
  width: 300px;
  height: 300px;
  background-color: #f2f2f2;
  margin: 100px auto 30px;
  position: relative;
}
.scan-index .main .content .sao .jiao1 {
  width: 40px;
  height: 40px;
  border: 2px solid #1e9ff2;
  border-bottom: 0;
  border-right: 0;
  position: absolute;
  top: 0;
  left: 0;
}
.scan-index .main .content .sao .jiao2 {
  width: 40px;
  height: 40px;
  border: 2px solid #1e9ff2;
  border-bottom: 0;
  border-left: 0;
  position: absolute;
  top: 0;
  right: 0;
}
.scan-index .main .content .sao .jiao3 {
  width: 40px;
  height: 40px;
  border: 2px solid #1e9ff2;
  border-top: 0;
  border-right: 0;
  position: absolute;
  bottom: 0;
  left: 0;
}
.scan-index .main .content .sao .jiao4 {
  width: 40px;
  height: 40px;
  border: 2px solid #1e9ff2;
  border-top: 0;
  border-left: 0;
  position: absolute;
  bottom: 0;
  right: 0;
}
.scan-index .main .content .sao .xian {
  height: 2px;
  width: 100%;
  background-color: #1e9ff2;
  position: absolute;
  animation: hualahuala 3.5s infinite linear;
}
@keyframes hualahuala {
  0% {
    transform: translateY(0px);
  }
  100% {
    transform: translateY(300px);
  }
}
.scan-index .main .content .text1 {
  text-align: center;
  color: white;
  font-weight: 500;
  font-size: 20px;
}
.scan-index .main .content .text2 {
  margin-top: 10px;
  text-align: center;
  color: white;
  font-weight: 500;
  font-size: 18px;
  color: orange;
}
.scan-index .bg {
  background-color: rgba(169, 163, 163, 0.4);
}
